NSK 30348
Metric Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
30348
Boundary Dimensions
d
240
mm
Bore diameter
D
500
mm
Outside diameter
T
105
mm
Total width
B
95
mm
Width of inner ring
C
80
mm
Width of outer ring
Cup r (min.)
5
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
6
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
2040000
N
Basic dynamic load rating
C0r
2340000
N
Basic static load rating
Speeds
Grease
670
min-1
Grease lubrication
Oil (Oil-bath)
950
min-1
Oil-bath lubrication
a
92.8
mm
Effective load center
Dimensions
da (min.)
273
mm
Diameter of shaft abutment
Db (min.)
447
mm
Diameter of housing abutment
Da (min.)
422
mm
Diameter of housing abutment
Da (max.)
478
mm
Diameter of housing abutment
Sa
12
mm
Minimum width of space required in housing on large side face
Sb
25
mm
Minimum width of space required in housing on small side face
db (max.)
308
mm
Diameter of shaft abutment
ra (max.)
5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
4
mm
Radius of shaft or housing fillet of outer ring
